Big fan of Twitch.tv? This add-on lists currently available streams on Twitch.tv as well as letting you save your favorite streamers. Favorites are easier to access and you will be notified when they come online. A search function allows finding of other games and streamers. A dedicated favorites view encompasses all games and shows all favorites together.

Think that Firefox’s internal download manager might need a few more bells and whistles? Then you really need to check out FlashGot. This Firefox extension will let you download all the links, movies and audio clips on a web page with just one simple click of the mouse.

It is known as one of the most popular, lightweight and reliable external download managers out there. The real benefit with the FlashGot add-on is being able to download multiple files from multiple links at the same time, all at once.